数字图象压缩在多媒体信息的存储和传输中扮演着非常重要的角色。
The technologies of the compression of digital image act key role to storing and transferring of multimedia information.
传感技术中网络安全问题是由传感器获取的信息或图象通过计算机网络传输时产生的，以保证网上获取信息的安全、可靠。
Network security in sensor technology is that sensor getting information or image transmit in network to insure information's security and reliability in network.
信息可以数字信号的形式在电力线上传输，也可通过调制解调器直接传输图象信号。
The information could be transferred on the power line in the form of digital signal, or on the telephone line by a modem with and image.
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